Re: Boot Loader: OFW network booting support

From: Bob Bishop <>
Date: Mon, 14 Nov 2022 19:55:58 UTC

> On 14 Nov 2022, at 16:34, Warner Losh <> wrote:
> I'd like to drop support for OFW network booting.
> These days, the only OpenFirmware machines are really old Mac G4 and G5 machines. Nothing else can use it (it used to be shared with sparc64 machines).
> I'm in the process of reworking some of the disk code, which touches the OFW disk code which would force me to write extra code for OFW since it doesn't fit the pattern we have on other architectures very well.
> So, rather than do a lot of work I can barely test (I might have an old G4 mac in my dad's old thing), I'm thinking about dropping the support, especially since I don't think it's been used by anybody in a long time.
> Before I do that, though, I'd see if anyone is actively using it...

Not using it, but it will not surprise you to learn that I have a G4 Mac...

> Warner

Bob Bishop       t: +44 (0)118 940 1243     m: +44 (0)783 626 4518